function textgroups($field, $value) {
	$hotel = $_POST[$field.'_fx'];
	$hotel_fj = $_POST[$field.'_fj'];
	$hotel_cx = $_POST[$field.'_cx'];
	$hotel_kd = $_POST[$field.'_kd'];
	$hotel_vip = $_POST[$field.'_vip'];
	$array = $temp = array();
	if(!empty($hotel)) {
	foreach($hotel as $key=>$hote) {
	$temp['fx'] = $hote;
	$temp['fj'] = $hotel_fj[$key];
	$temp['cx'] = $hotel_cx[$key];
	$temp['kd'] = $hotel_kd[$key];
	$temp['vip'] = $hotel_vip[$key];
	$array[$key] = $temp;
	}
	}
	$array = array2string($array);
	return $array;
}